achernar

achernar defined in 1939 year

achernar - Achernar;achernar - Star in the constellation of Eridanus in the southern hemisphere. Described in the 10th century by the Persian astronomer, Al-Sufi, it is supposed to be identical with θ Eridani, a double star. Its name (Arab. Aklier war) signifies the end of the river.